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#ifndef OPENCV_DNN_LAYER_HPP
#define OPENCV_DNN_LAYER_HPP

#include <opencv2/dnn.hpp>

namespace cv {
    namespace dnn {
        CV__DNN_EXPERIMENTAL_NS_BEGIN
//! @addtogroup dnn
//! @{
//!
//! @defgroup dnnLayerFactory Utilities for New Layers Registration
//! @{

/** @brief %Layer factory allows to create instances of registered layers. */
        class CV_EXPORTS LayerFactory
                {
                        public:

                        //! Each Layer class must provide this function to the factory
                        typedef Ptr<Layer>(*Constructor)(LayerParams &params);

                        //! Registers the layer class with typename @p type and specified @p constructor. Thread-safe.
                        static void registerLayer(const String &type, Constructor constructor);

                        //! Unregisters registered layer with specified type name. Thread-safe.
                        static void unregisterLayer(const String &type);

                        /** @brief Creates instance of registered layer.
                         *  @param type type name of creating layer.
                         *  @param params parameters which will be used for layer initialization.
                         *  @note Thread-safe.
                         */
                        static Ptr<Layer> createLayerInstance(const String &type, LayerParams& params);

                        private:
                        LayerFactory();
                };

//! @}
//! @}
        CV__DNN_EXPERIMENTAL_NS_END
    }
}
#endif
